Home / 6,787,015.52-9,366,142.37-3,689,544.87

Finding the Fourth Proportional to 6,787,015.52, 9,366,142.37 and 3,689,544.87

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Solution

The fourth proportional to 6,787,015.52, 9,366,142.37 and 3,689,544.87 is: 5,091,605.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,015.52 : 9,366,142.37 = 3,689,544.87 : x
  2. Step 2: Convert to fraction form
    6,787,015.52/9,366,142.37 = 3,689,544.87/x
  3. Step 3: Cross multiply
    6,787,015.52x = 9,366,142.37 × 3,689,544.87
  4. Step 4: Simplify right side
    6,787,015.52x = 34,556,802,514,475.42
  5. Step 5: Solve for x
    x = 34,556,802,514,475.42/6,787,015.52
  6. Step 6: Final answer
    x = 5,091,605.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.